Home / 743,768.10-1,114,997.82-294,804.12

Finding the Fourth Proportional to 743,768.10, 1,114,997.82 and 294,804.12

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Solution

The fourth proportional to 743,768.10, 1,114,997.82 and 294,804.12 is: 441,946.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,768.10 : 1,114,997.82 = 294,804.12 : x
  2. Step 2: Convert to fraction form
    743,768.10/1,114,997.82 = 294,804.12/x
  3. Step 3: Cross multiply
    743,768.10x = 1,114,997.82 × 294,804.12
  4. Step 4: Simplify right side
    743,768.10x = 328,705,951,127.02
  5. Step 5: Solve for x
    x = 328,705,951,127.02/743,768.10
  6. Step 6: Final answer
    x = 441,946.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.